| Ludovicus de Kok (1872 - 1967) |
|
| Francina Theodora Maria Roozenboom (1872 - 1946) |
Petrus Cornelis de Kok  |
 *. 30-4-1896, Gennep~. p. †. 25-5-1921, Nanga Tajap, West Borneo, N.O. Indië [ ]. opl. ber. sergeant |
| Ludovicus de Kok (1872 - 1967) |
|
| Francina Theodora Maria Roozenboom (1872 - 1946) |
| Petrus Cornelis de Kok |
| *. 30-4-1896, Gennep ~. p. †. 25-5-1921, Nanga Tajap, West Borneo, N.O. Indië [ ]. opl. ber. sergeant |